for(now_=head[0]->r_link;  ; now_=now_->r_link)
                {
                    if(now_->priority >= pri)
                    {
                        new_->l_link = now_->l_link;
                        new_->r_link = now_;
                        now_->l_link = new_;
                        now_ = new_;
                    }break;

                    else if(now_->priority < pri)
                    {
                        new_->l_link = now_;
                        new_->r_link = now_->r_link;
                        now_->r_link = new_;
                    }break;
                 }

링크 연결한다음에 반복문을 빠져나오게 하고싶은데

break의 위치가 적절한건지 모르겠다능...

일단 위에처럼하면 \'else\' without a previous \'if\' 라는 에러가 뜸...